Home / 21,464,836.52-29,618,783.19-14,510,645.51

Finding the Fourth Proportional to 21,464,836.52, 29,618,783.19 and 14,510,645.51

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Solution

The fourth proportional to 21,464,836.52, 29,618,783.19 and 14,510,645.51 is: 20,022,871.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,464,836.52 : 29,618,783.19 = 14,510,645.51 : x
  2. Step 2: Convert to fraction form
    21,464,836.52/29,618,783.19 = 14,510,645.51/x
  3. Step 3: Cross multiply
    21,464,836.52x = 29,618,783.19 × 14,510,645.51
  4. Step 4: Simplify right side
    21,464,836.52x = 429,787,663,159,543.12
  5. Step 5: Solve for x
    x = 429,787,663,159,543.12/21,464,836.52
  6. Step 6: Final answer
    x = 20,022,871.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.